if anything should happen

if anything should happen

In case an emergency happens. If anything should happen, evacuate the building and call 911. Who should we contact if anything should happen while you're away?
See also: anything, happen, if, should
Farlex Dictionary of Idioms.

if anything should happen

 and if anything happens
Euph. If a disaster or emergency happens. I'll give you the phone number of my hotel, so that you can reach me if anything happens. If anything should happen, I want you to look after my children.
See also: anything, happen, if, should
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • if anything happens
  • anything can happen
  • anything can/might happen
  • anything/nothing/something like that
  • anything like that
  • anything
  • anything but
  • anything in it for (one)
  • want for nothing
  • keep